Rio Tinto reveals its largest red diamond at world exclusive preview in New York
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Rio Tinto has unveiled the largest Fancy Red diamond in the history of its Argyle Pink Diamonds Tender, during a world exclusive preview in New York. The 2.11 carat polished radiant cut diamond, known as The Argyle Everglow™, is the dazzling centrepiece of the 2017 Argyle Pink Diamonds Tender – an annual showcase of the …